Lining Material: 100% Tactel. Outer Materials: 98% Nylon, 2% Lycra. Fabric: Mesh, Soft Touch, Yarn. Lining: Moisture Wicking, Soft. Design: Logo, Patterned. Anti-Blister, Arch Bracing, Flat Seams, Padded Heel, Toe and Achilles, Reduce Friction, Ventilated. Fabric Technology: Breathable, Double Layer, Lightweight, Quick Dry. Cuff: Elasticated. Prevents Irritation. Ref: UTCS218